Gauges for triangular thread for casing pipes with couplings. Types. Basic dimensions and tolerances 
             
            
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              Clutches for quick coupling of hydraulic systems of agricultural tractors. Displacement zones 
             
            
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              Cast iron joining rings and fittings for asbestos cement pressure pipes 
             
            
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              Female ends with pipe cylindrical thread. Dimensions 
             
            
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              Ductile iron fittings with parallel thread for pipelines. Straight short sockets. Basic dimensions 
             
            
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              Ductile iron fittings with parallel thread for pipelines. Straight long sockets. Basic dimensions 
             
            
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              Single sockets for unplasticized polyvinyl chloride and chlorinated polyvinyl chloride pressure pipes with elastic sealing ring type joints. Minimum depths of engagement 
             
            
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              Pipes for use as casing or tubing and couplings for them. Basic parameters and inspection of thread connections. General technical requirements 
             
            
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              Seamless casing, tubing and coupling stock from corrosion-resistant high-alloy steels and alloys for petroleum and natural gas industries. Specifications 
             
            
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